A184126 Number of nX6 0..3 arrays with rows and columns in nondecreasing order

84, 43947, 53817407, 68564445616, 71759424776253, 60704077222861152, 42630936592613426327, 25543138074385245659345, 13344262317615708218916589, 6180837269782270549411789459, 2571641374571848612017288269301

Offset

1,1

Comments

Column 6 of A184129

Links

R. H. Hardin, Table of n, a(n) for n = 1..71

Example

Some solutions for 3X6
..0..0..0..0..1..1....0..0..0..0..2..2....0..0..0..0..3..3....0..0..0..0..1..3
..0..0..0..1..0..0....0..0..0..1..0..2....0..0..0..2..0..0....0..0..0..2..0..1
..0..0..2..3..0..2....0..0..1..1..0..3....0..0..2..3..0..1....0..0..2..3..0..1

Crossrefs

Sequence in context: A145495 A275452 A269933 * A185403 A269897 A184896

Adjacent sequences: A184123 A184124 A184125 * A184127 A184128 A184129

Keyword

nonn

Author

R. H. Hardin Jan 09 2011

Status

approved